/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package streaming.rest

import javax.servlet.http.{HttpServletRequest, HttpServletResponse}

import net.csdn.common.exception.RenderFinish

/**
  * Created by allwefantasy on 27/7/2018.
  */
class ExampleRestInterceptor extends RestInterceptor {
  override def before(request: HttpServletRequest, response: HttpServletResponse): Unit = {
    if (request.getPathInfo == "/download") {
      val username = request.getParameter("username")
      if (username == null) {
        response.getWriter.write("username is required")
        throw new RenderFinish()
      }
    }
  }
}
